How To Replace A Radon Fan

The key thing* is knowing for sure that your previous fan was reducing radon levels in your home's lowest living level below 4pCi/L. If that is the case, then this video will be helpful to you.
If you would like to find a radon professional, then visit The National Radon Safety Board at
http://www.nrsb.org.
At that site, simply plug in your zip code, and a list of certified radon professionals will be available to you.
Here is a good accompanying video---https://www.youtube.com/watch?v=D9-_fV75y6s
Thanks for watching my videos 😀 .

Видео How To Replace A Radon Fan канала Radon Man